MM-11781: Basic Data Export Command Line. (#9296)

* MM-11781: Basic Data Export Command Line.

* ChannelStore new unit tests.

* TeamStore new unit tests.

* Unit test for new UserStore function.

* Unit tests for post store new methods.

* Review fixes.

* Fix duplicate command name.

1 files changed, 66 insertions, 0 deletions

diff --git a/cmd/mattermost/commands/export_test.go b/cmd/mattermost/commands/export_test.go
new file mode 100644
index 000000000..89ef45a6a
--- /dev/null
+++ b/cmd/mattermost/commands/export_test.go
@@ -0,0 +1,66 @@
+// Copyright (c) 2016-present Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package commands
+
+import (
+	"io/ioutil"
+	"os"
+	"path/filepath"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+
+	"github.com/mattermost/mattermost-server/model"
+	"github.com/mattermost/mattermost-server/utils"
+)
+
+// There are no tests that actually run the Message Export job, because it can take a long time to complete depending
+// on the size of the database that the config is pointing to. As such, these tests just ensure that the CLI command
+// fails fast if invalid flags are supplied
+
+func TestMessageExportNotEnabled(t *testing.T) {
+	configPath := writeTempConfig(t, false)
+	defer os.RemoveAll(filepath.Dir(configPath))
+
+	// should fail fast because the feature isn't enabled
+	require.Error(t, RunCommand(t, "--config", configPath, "export", "schedule"))
+}
+
+func TestMessageExportInvalidFormat(t *testing.T) {
+	configPath := writeTempConfig(t, true)
+	defer os.RemoveAll(filepath.Dir(configPath))
+
+	// should fail fast because format isn't supported
+	require.Error(t, RunCommand(t, "--config", configPath, "--format", "not_actiance", "export", "schedule"))
+}
+
+func TestMessageExportNegativeExportFrom(t *testing.T) {
+	configPath := writeTempConfig(t, true)
+	defer os.RemoveAll(filepath.Dir(configPath))
+
+	// should fail fast because export from must be a valid timestamp
+	require.Error(t, RunCommand(t, "--config", configPath, "--format", "actiance", "--exportFrom", "-1", "export", "schedule"))
+}
+
+func TestMessageExportNegativeTimeoutSeconds(t *testing.T) {
+	configPath := writeTempConfig(t, true)
+	defer os.RemoveAll(filepath.Dir(configPath))
+
+	// should fail fast because timeout seconds must be a positive int
+	require.Error(t, RunCommand(t, "--config", configPath, "--format", "actiance", "--exportFrom", "0", "--timeoutSeconds", "-1", "export", "schedule"))
+}
+
+func writeTempConfig(t *testing.T, isMessageExportEnabled bool) string {
+	dir, err := ioutil.TempDir("", "")
+	require.NoError(t, err)
+
+	utils.TranslationsPreInit()
+	config, _, _, appErr := utils.LoadConfig("config.json")
+	require.Nil(t, appErr)
+	config.MessageExportSettings.EnableExport = model.NewBool(isMessageExportEnabled)
+	configPath := filepath.Join(dir, "foo.json")
+	require.NoError(t, ioutil.WriteFile(configPath, []byte(config.ToJson()), 0600))
+
+	return configPath
+}